VDB-198602 · CVE-2022-24889 · GHSA-5vw6-6prg-gvw6

Nextcloud Server up to 21.0.7/22.2.3/23.0.0 Recommended App data authenticity

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
2.9	$0-$5k	0.00

Summaryinfo

A vulnerability described as problematic has been identified in Nextcloud Server up to 21.0.7/22.2.3/23.0.0. This affects an unknown function of the component Recommended App Handler. Such manipulation leads to data authenticity. This vulnerability is uniquely identified as CVE-2022-24889. The attack can be launched remotely. No exploit exists. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability was found in Nextcloud Server up to 21.0.7/22.2.3/23.0.0 (Cloud Software). It has been rated as problematic. Affected by this issue is an unknown code block of the component Recommended App Handler. The manipulation with an unknown input leads to a data authenticity vulnerability. Using CWE to declare the problem leads to CWE-345. The product does not sufficiently verify the origin or authenticity of data, in a way that causes it to accept invalid data. Impacted is integrity, and availability.

The weakness was disclosed 04/28/2022 as GHSA-5vw6-6prg-gvw6. The advisory is available at github.com. This vulnerability is handled as CVE-2022-24889 since 02/10/2022. Successful exploitation requires user interaction by the victim. The technical details are unknown and an exploit is not available.

Upgrading to version 21.0.8, 22.2.4 or 23.0.1 eliminates this vulnerability. Applying a patch is able to eliminate this problem. The bugfix is ready for download at github.com. The best possible mitigation is suggested to be upgrading to the latest version.

If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

Type

Cloud Software

Vendor

Nextcloud

Name

Server

Version

License

open-source

Website

Product: https://github.com/nextcloud/server/

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 3.0
VulDB Meta Temp Score: 2.9

VulDB Base Score: 3.5
VulDB Temp Score: 3.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

CNA Base Score: 2.4
CNA Vector (GitHub, Inc.): 🔍

CVSSv2info

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock

VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Data authenticity
CWE: CWE-345
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Server 21.0.8/22.2.4/23.0.1
Patch: github.com

Timelineinfo

02/10/2022 🔍
04/28/2022 +76 days 🔍
04/28/2022 +0 days 🔍
04/30/2022 +2 days 🔍

Sourcesinfo

Product: github.com

Advisory: GHSA-5vw6-6prg-gvw6
Status: Confirmed

CVE: CVE-2022-24889 (🔍)
GCVE (CVE): GCVE-0-2022-24889
GCVE (VulDB): GCVE-100-198602

Entryinfo

Created: 04/28/2022 09:46
Updated: 04/30/2022 10:25
Changes: 04/28/2022 09:46 (51), 04/30/2022 10:25 (1)
Complete: 🔍
Cache ID: 216::103